| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 32°F | 55°F | 42°F | 5.2" |
| February | 33°F | 58°F | 45°F | 4.0" |
| March | 42°F | 68°F | 54°F | 4.8" |
| April | 50°F | 77°F | 63°F | 5.5" |
| May | 58°F | 84°F | 70°F | 4.4" |
| June | 67°F | 91°F | 79°F | 3.6" |
| July | 70°F | 92°F | 80°F | 5.1" |
| August | 69°F | 92°F | 80°F | 4.2" |
| September | 62°F | 88°F | 74°F | 3.3" |
| October | 50°F | 77°F | 63°F | 4.2" |
| November | 39°F | 67°F | 52°F | 4.2" |
| December | 35°F | 58°F | 45°F | 6.4" |
| Index | Triana | Alabama | National |
| Air quality index | 44 | 37 | 42 |
| Pollution index | 6,960,530 | 3,012,339 | 2,726,193 |
| Measurement | Total |
| Days measured | 361 |
| Days with good air quality | 255 |
| Days with moderate air quality | 106 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.100% |
| Carbon Tetrachloride | 0.060% |
| Lead | 0.030% |
| Mercury | 0.010% |
| City | Population | Air Quality Index | National Avg. |
| Athens, AL | 26,686 | 41 | 18.0% |
| Decatur, AL | 54,344 | 41 | 18.0% |
| Mooresville, AL | 87 | 41 | 18.0% |
| Falkville, AL | 1,382 | 41 | 18.0% |
| Priceville, AL | 3,682 | 41 | 18.0% |
| Triana, AL | 2,323 | 44 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| Spiro, OK | 2,323 | 36 | 28.0% |
| East Bernard, TX | 2,323 | 52 | 4.0% |
| Brewster, WA | 2,323 | 24 | 52.0% |
| Virginia Gardens, FL | 2,322 | 41 | 18.0% |
| Upper Nyack, NY | 2,322 | 51 | 2.0% |
| Triana, AL | 2,323 | 44 | 12.0% |
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